fun test 1 Flashcards
alcohol causes a(n) ____ in glutamate and a(n) _____ in GABA
decrease; increase
THC marijuana is chemically similar to the neurotransmitter ____.
anandamide
which of the following techniques allows psychologists to measure the brains electrical activity ad it sweeps across the scalp
EEG
to monitor the amount of activity in different regions of the brain, psychologists would most likely use:
fMRI
When a scientist says that her finding is “statistically significant” she means that the difference between the experimental and control conditions is:
not due to chance
Insurance companies consider teenagers to be at greater risk for car crashes because a part of their frontal brain is missing. Which part?
myelin
An axon is:
the extension of a neuron that carries messages away from the cell body
the resting potential of a neuron refers to:
the electrical imbalance between the inside and outside of the cell
To better understand the study habits of City College students, Dr. Nunez gives students in Bob’s class a c questionnaire to complete. Which research method is Dr. Nunez using?
survey
why are participants in a survey sampled at random
to ensure that each individual from the population has an equal chance of taking the survey
which letter is used to represent the correlation coefficient
r
In a large group of moms, the following result was found:
The longer the moms had breast fed their children as infants, the higher the children’s IQ was at 8 years old. From this result we can conclude that breastfeeding during infancy _____.
predicts IQ scores in children
___ is the threshold of a neuron that leads to the all-or-none response.
-55mV
The three categories of psychoactive drugs that Bob talked about today are depressants, stimulants, and ______.
opioids
. The brain’s own natural production of endorphins is likely to be suppressed by ______.
opioids
Paralysis triggered by Botox is most likely to be reversed by a(n):
acetylcholine antagonist
A negative correlation exists between:
self-esteem and depression
What does it mean to manipulate a variable?
to turn a potential cause on and off
Why are participants in an experiment assigned to conditions at random?
to minimize preexisting differences between participants in different conditions
A researcher is investigating the effects of exercise on weight. What are the independent and dependent variables in this study?
dependent = weight; independent = exercise
in ___, the right side of the brain controls the left side of the body
lateralization
which skill is usually superior in the right hemisphere
recognizing the faces of classmates
A picture of a cat is flashed briefly to the left visual
field and a picture of a mouse is flashed briefly to the
right visual field of a split-brain patient. The patient
will be able to use her:
right hand to indicate that she saw a mouse
Rats placed in an enriched environment
develop more synaptic connections than rats
placed in an impoverished environment. This
best illustrates:
plasticity
Infant motor development is typically
characterized by individual differences in __________
of
the major developmental milestones.
the age-related timing but not the sequence
The tragic story of Genie shows the
importance of __________
in the development of
language.
critical period
Three-year-old Carmen calls all four-legged animals
“kitties.” Her tendency to fit all four-legged animals
into her existing conception of a kitten illustrates the
process of:
assimilation
the development of both object permanence and stranger anxiety rely on maturation in the childs
memory
In the video on magic, 3-month-old Holly
scrutinized the impossible event (disappearing
Minnie Mouse). Even though Holly can’t yet speak
we know she is surprised by the event. We call her
behavior ______
dishabituation
current reasearch on cognitive development indicated that:
mental skills develop earlier than piaget believed
the video on monkeys showed that nervous protective moms tend to have infants who are
reactive
monika has an avoidant attachment to her boyfriend. which of these statements most closely matches how she feels ab him
“I find it difficult to trust him”
Infant monkeys with a _________
temperament can
show changes in behavior when raised by a ___________
parent.
reactive; easygoing
a tiger mom has a(n) ______ parenting style.
authoritarian
According to Erikson’s stages of psychosocial
development, if needs are dependably met,
infants develop a sense of basic _____.
trust
a sequence of nucleotides that code for the amino acid sequence of a particular protein is called _____.
a gene
